from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Archaic form of oxindole.

from the GNU version of the Collaborative International Dictionary of English

  • n. A white crystalline nitrogenous substance (C8H7NO) of the indol group, obtained by the reduction of dioxindol. It is a so-called lactam compound.

from The Century Dictionary and Cyclopedia

  • n. A colorless crystalline substance, C8H7ON, formed by reducing isatin or the anilide of orthonitrophenylacetic acid. Also called indolinone.


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